 var Primary  = document.querySelectorAll(".web .big_header .header_box .c-nav-categories ul li"),
     indication = document.querySelectorAll(".web header .Selected");
     for (let i = 0 ;i<Primary.length;i++) {
     	Primary[i].addEventListener("mouseover",function(){
     		for (var k = 0; k<indication.length;k++) {
     			indication[k].classList.remove("active")
     		}
     		indication[i].classList.add("active")
     	})
//   	indication[i].addEventListener("mouseleave", function() {
//					for(var k = 0; k < text1.length; k++) {
//						indication[k].classList.remove("active")
//					}
//				})
     }
//   function daohang(){
//   	
//   }
